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LibWeb+WebContent: Add a simple API for running arbitrary JavaScript

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This patch adds OutOfProcessWebView::run_javascript(StringView).
This can be used by the OOPWV embedder to execute arbitrary JavaScript
in the top-level browsing context on the WebContent process side.
This commit is contained in:
Andreas Kling 2021-08-24 16:56:42 +02:00
parent 6b2aadce11
commit fd922cf92f
5 changed files with 27 additions and 0 deletions
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5
Userland/Libraries/LibWeb/OutOfProcessWebView.cpp
View file

@ -412,6 +412,11 @@ void OutOfProcessWebView::js_console_input(const String& js_source)
client().async_js_console_input(js_source);
}
void OutOfProcessWebView::run_javascript(StringView js_source)
{
client().async_run_javascript(js_source);
}
String OutOfProcessWebView::selected_text()
{
return client().get_selected_text();

2
Userland/Libraries/LibWeb/OutOfProcessWebView.h
View file

@ -35,6 +35,8 @@ public:
void js_console_initialize();
void js_console_input(const String& js_source);
void run_javascript(StringView);
String selected_text();
void select_all();

17
Userland/Services/WebContent/ClientConnection.cpp
View file

@ -242,6 +242,23 @@ void ClientConnection::js_console_input(const String& js_source)
m_console_client->handle_input(js_source);
}
void ClientConnection::run_javascript(String const& js_source)
{
if (!page().top_level_browsing_context().document())
return;
auto& interpreter = page().top_level_browsing_context().document()->interpreter();
auto parser = JS::Parser(JS::Lexer(js_source));
auto program = parser.parse_program();
interpreter.run(interpreter.global_object(), *program);
if (interpreter.vm().exception()) {
dbgln("Exception :(");
interpreter.vm().clear_exception();
}
}
Messages::WebContentServer::GetSelectedTextResponse ClientConnection::get_selected_text()
{
return page().focused_context().selected_text();

1
Userland/Services/WebContent/ClientConnection.h
View file

@ -51,6 +51,7 @@ private:
virtual void inspect_dom_tree() override;
virtual void js_console_initialize() override;
virtual void js_console_input(String const&) override;
virtual void run_javascript(String const&) override;
virtual Messages::WebContentServer::GetSelectedTextResponse get_selected_text() override;
virtual void select_all() override;

2
Userland/Services/WebContent/WebContentServer.ipc
View file

@ -30,6 +30,8 @@ endpoint WebContentServer
js_console_initialize() =|
js_console_input(String js_source) =|
run_javascript(String js_source) =|
get_selected_text() => (String selection)
select_all() =|
}